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OEC India Services Interview Questions and Answers
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Chitranshi Lashkari
Selected
I applied via Approached by Company and was interviewed in Nov 2024. There were 8 interview rounds.
A group discussion (GD) is a structured conversation where a group of people discuss a topic and are observed by a panel of judges or interviewers
(2 Questions)
- Q1. An HR interview is a discussion with a human resources representative to determine if a candidate is a good fit for a company. HR interviewers may ask general questions to gauge a candidate's fit for the c...
- Q2. Do you have an HR interview coming up? Along with reviewing your skills and experience, the interviewer will want to assess your self-confidence, interpersonal skills and communication abilities. To make a...
(2 Questions)
- Q1. A one-on-one interview is a job interview where a candidate meets with a single interviewer to discuss their qualifications, experience, and suitability for a role.
- Q2. A one-on-one interview is a job interview where a single candidate meets with a single interviewer to discuss the candidate's qualifications for a job
Coding tests for interviews are designed to evaluate a candidate's ability to think creatively and adapt their solutions to changing scenarios.
A case study interview is a job interview where a candidate is presented with a business scenario and asked to analyze it and propose a solution.
Interview assessment tests can include aptitude tests, personality tests, cognitive ability tests, presentations, and writing tasks:
(1 Question)
- Q1. Technical interview questions can cover a range of topics, including your experience, background, and technical skills:
An aptitude test is quite vital for placements as it helps in enhancing the logical skills of the person and if someone is preparing for interviews then aptitude preparation is very much required.
Interview Preparation Tips
Identify any skill gaps in your desired field and take steps to improve them. You can do this through online courses, certifications, or workshops.
Update your resume
Before you start applying to jobs, add any new skills, achievements, or awards to your resume. You should also revise your objective or summary.
Research potential employers
Research companies in the industry you want to work in and how what they offer aligns with what you want in an employer.
Establish your goals
Create goals that you can check in with, rather than chasing every opportunity that comes along.
Focus your search
Focus your job search on positions you feel excited about and companies you really want to work for.
Negotiate well
Negotiation skills are critical for many business jobs, but they can help people in any industry.
Treat your search like a job
Develop an organized and consistent job search routine. Set aside dedicated time each day for tasks such as researching job openings, customizing resumes, and more.
Selected
I was interviewed in Dec 2024.
Data Analysis and Automation Testing.
Team work and communication
(3 Questions)
- Q1. Work culture and promotion!!?
- Q2. Better Income and study!?
- Ans.
Balancing income and study is possible with proper time management and prioritization.
Prioritize tasks based on importance and deadlines
Create a study schedule that fits around work hours
Utilize breaks at work to study or review material
Consider part-time study options or online courses
Seek financial aid or scholarships to alleviate financial burden
- Q3. Work freedom!??
(2 Questions)
- Q1. Face to face communication?
- Q2. Discussion?
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed in Dec 2024. There were 3 interview rounds.
Basic self evaluation test.
(3 Questions)
- Q1. What project I have completed and follow-up questions on that?
- Q2. How to handle class imbalance.
- Ans.
Handling class imbalance involves techniques like resampling, using different algorithms, and adjusting class weights.
Use resampling techniques like oversampling or undersampling to balance the classes.
Utilize algorithms that are robust to class imbalance, such as Random Forest, XGBoost, or SVM.
Adjust class weights in the model to give more importance to minority class.
Use evaluation metrics like F1 score, precision, r...
- Q3. Basic Python coding questions.
(2 Questions)
- Q1. Data-related questions.
- Q2. ML Ops questions.
Interview Preparation Tips
- Python
- MLOPS
Selected
I applied via Company Website and was interviewed in Dec 2024. There were 2 interview rounds.
(2 Questions)
- Q1. What are joins in SQL, and what are the different types?
- Ans.
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.
INNER JOIN returns rows when there is at least one match in both tables.
LEFT JOIN returns all rows from the left table and the matched rows from the right table.
RIGHT JOIN returns all rows from the right table and the matched rows from the left tabl...
- Q2. What is the method to find the third highest salary in a dataset?
- Ans.
Use the SQL query with ORDER BY and LIMIT to find the third highest salary.
Use the SQL query: SELECT DISTINCT Salary FROM Employees ORDER BY Salary DESC LIMIT 2, 1
The above query will return the third highest salary from the 'Employees' table
Make sure to replace 'Employees' and 'Salary' with the appropriate table and column names
(2 Questions)
- Q1. How do you manage multiple clients simultaneously?
- Ans.
I prioritize tasks, set clear expectations, utilize time management tools, and communicate effectively.
Prioritize tasks based on urgency and importance
Set clear expectations with clients regarding response times and availability
Utilize time management tools such as calendars and task lists
Communicate effectively with clients to provide updates and manage expectations
- Q2. How do you determine which issue to prioritize when faced with multiple problems?
- Ans.
I prioritize issues based on impact, urgency, and complexity.
Assess the impact of each issue on the system or users
Consider the urgency of resolving each issue
Evaluate the complexity of fixing each issue
Prioritize critical issues that have high impact, urgency, and low complexity
Create a priority list based on these factors
Arrays and strings - 90 mins
Create Modules, railway reservation system - 60 mins
(5 Questions)
- Q1. Difference between hashmap and hasptable
- Q2. Why typescript over javascript
- Q3. Find the percentage of increace in the quantity of item after making it price 20% extra
- Q4. What is normalization
- Q5. Date and time api available
Software Developer Intern Interview Questions & Answers
Microsoft Corporation
Anonymous
posted on 3 Dec 2024
2 medium leetcode questions were asked
(2 Questions)
- Q1. Difference between polymorphism and inheritance
- Q2. Dsa question related to array
(2 Questions)
- Q1. Explain about project
- Q2. What did you do in you internship
Interview Preparation Tips
I applied via LinkedIn and was interviewed in Nov 2024. There was 1 interview round.
(3 Questions)
- Q1. Roles and responsibilities
- Q2. Problem based questions
- Q3. Code test & discussions over best practices, best solutions, time and space complexities
(2 Questions)
- Q1. What data structure is used to implement a priority queue?
- Ans.
Binary heap is used to implement a priority queue.
Binary heap is a complete binary tree where each node has a value greater than or equal to its children.
It can be implemented using arrays, where the parent of node at index i is at index (i-1)/2.
Insertion and deletion operations have time complexity of O(log n) in a binary heap.
- Q2. How many trees will a binary tree have?
- Ans.
A binary tree can have any number of nodes, but the maximum number of trees with n nodes is 2^n.
A binary tree can have 0 nodes, 1 node, 2 nodes, or any number of nodes.
The maximum number of binary trees with n nodes is 2^n.
For example, a binary tree with 3 nodes can have up to 8 different structures.
(2 Questions)
- Q1. SQL Query to return the second highest marks in a student database
- Ans.
Use a SQL query to find the second highest marks in a student database.
Use the ORDER BY clause to sort the marks in descending order
Use the LIMIT clause to limit the result to the second row
- Q2. Program to check if two strings are anagrams
- Ans.
Program to check if two strings are anagrams
Create a function that takes in two strings as input
Remove any spaces and convert both strings to lowercase for consistency
Sort the characters in both strings and compare if they are equal to determine if they are anagrams
Example: 'listen' and 'silent' are anagrams
Skills evaluated in this interview
Senior Software Engineer 1 Interview Questions & Answers
Upland Software
Anonymous
posted on 4 Nov 2024
A link was provided for the 15-minute online aptitude test.
90 minutes coding round. There were three problems. One for JavaScript and two for ReactJS
(1 Question)
- Q1. Mostly ReactJS questions were asked and a few Javascript questions were asked.
(1 Question)
- Q1. Again a few react based questions then it was mostly discussion on the past experiences.
(1 Question)
- Q1. A general discussion about the notice period, compensation, and information about the company's culture was provided.
I applied via LinkedIn and was interviewed in Nov 2024. There was 1 interview round.
(1 Question)
- Q1. HR asked about my experience, how I work with current team, whether you worked on KMP already. HR also asked 2-3 technical questions like HashSet manipulation, Android activity lifecycle and hashcode in J...
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OEC India Services Reviews and Ratings
based on 9 reviews
Rating in categories
10-13 Yrs
₹ 30-39 LPA
10-12 Yrs
₹ 30-39 LPA
|
Software Engineer
13
salaries
|  ₹4.5 L/yr - ₹14 L/yr |
|
Parts Analyst
13
salaries
| ₹2.6 L/yr - ₹7.2 L/yr |
|
Senior Software Engineer
9
salaries
| ₹16 L/yr - ₹21 L/yr |
|
QA Automation Engineer
7
salaries
| ₹7.8 L/yr - ₹10 L/yr |
|
Data Analyst
6
salaries
| ₹3.3 L/yr - ₹6.2 L/yr |
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